/* Hacky way of rendering a 3D skybox.
- Consider rendering 3D skybox once into envmap?
- Consider using FBO instead and somehow spanning it?
*/
void Sky_Draw3DWorld(void)
{
MathVector3f_t oldorg;
// Don't let us render twice.
if (!sky_camera || r_refdef.sky)
return;
// Update view position.
plVectorCopy3f(r_refdef.vieworg, oldorg);
plVectorCopy3f(sky_camerapos, r_refdef.vieworg);
R_SetupView();
R_SetupScene();
glScalef(2.0f, 2.0f, 2.0f);
glTranslatef(
sky_camerapos[0] - oldorg[0],
sky_camerapos[1] - oldorg[1],
sky_camerapos[2] - oldorg[2]
);
r_refdef.sky = true;
World_Draw();
r_refdef.sky = false;
// Restore view position.
plVectorCopy3f(oldorg, r_refdef.vieworg);
// Setup the view again, urgh.
R_SetupView();
}
/*
================
R_RenderView
================
*/
void R_RenderView (void)
{
double time1, time2;
if (r_norefresh.value)
return;
if (!cl.worldmodel)
Sys_Error ("R_RenderView: NULL worldmodel");
time1 = 0; /* avoid compiler warning */
if (r_speeds.value)
{
//glFinish ();
time1 = Sys_DoubleTime ();
//johnfitz -- rendering statistics
rs_brushpolys = rs_aliaspolys = rs_skypolys = rs_particles = rs_fogpolys = rs_megatexels =
rs_dynamiclightmaps = rs_aliaspasses = rs_skypasses = rs_brushpasses = 0;
}
//else if (gl_finish.value)
// glFinish ();
R_SetupView (); //johnfitz -- this does everything that should be done once per frame
R_RenderScene ();
//johnfitz
//johnfitz -- modified r_speeds output
time2 = Sys_DoubleTime ();
if (r_pos.value)
Con_Printf ("x %i y %i z %i (pitch %i yaw %i roll %i)\n",
(int)cl_entities[cl.viewentity].origin[0],
(int)cl_entities[cl.viewentity].origin[1],
(int)cl_entities[cl.viewentity].origin[2],
(int)cl.viewangles[PITCH],
(int)cl.viewangles[YAW],
(int)cl.viewangles[ROLL]);
else if (r_speeds.value == 2)
Con_Printf ("%3i ms %4i/%4i wpoly %4i/%4i epoly %3i lmap %4i/%4i sky %1.1f mtex\n",
(int)((time2-time1)*1000),
rs_brushpolys,
rs_brushpasses,
rs_aliaspolys,
rs_aliaspasses,
rs_dynamiclightmaps,
rs_skypolys,
rs_skypasses,
TexMgr_FrameUsage ());
else if (r_speeds.value)
Con_Printf ("%3i ms %4i wpoly %4i epoly %3i lmap\n",
(int)((time2-time1)*1000),
rs_brushpolys,
rs_aliaspolys,
rs_dynamiclightmaps);
//johnfitz
}
/*
================
R_RenderView
================
*/
void R_RenderView (void)
{
double time1, time2;
if (r_norefresh.value)
return;
if (!cl.worldmodel)
Sys_Error ("R_RenderView: NULL worldmodel");
time1 = 0; /* avoid compiler warning */
if (r_speeds.value)
{
glFinish ();
time1 = Sys_DoubleTime ();
//johnfitz -- rendering statistics
rs_brushpolys = rs_aliaspolys = rs_skypolys = rs_particles = rs_fogpolys = rs_megatexels =
rs_dynamiclightmaps = rs_aliaspasses = rs_skypasses = rs_brushpasses = 0;
}
else if (gl_finish.value)
glFinish ();
if (vr_enabled.value)
{
VR_SetupView (); // jeremiah sypult -- allow VR to get in there before R_SetupView
}
else
{
R_SetupView (); //johnfitz -- this does everything that should be done once per frame
}
//johnfitz -- stereo rendering -- full of hacky goodness
if (r_stereo.value)
{
float eyesep = CLAMP(-8.0f, r_stereo.value, 8.0f);
float fdepth = CLAMP(32.0f, r_stereodepth.value, 1024.0f);
AngleVectors (r_refdef.viewangles, vpn, vright, vup);
//render left eye (red)
glColorMask(1, 0, 0, 1);
VectorMA (r_refdef.vieworg, -0.5f * eyesep, vright, r_refdef.vieworg);
frustum_skew = 0.5 * eyesep * gl_nearclip.value / fdepth;
srand((int) (cl.time * 1000)); //sync random stuff between eyes
R_RenderScene ();
//render right eye (cyan)
glClear (GL_DEPTH_BUFFER_BIT);
glColorMask(0, 1, 1, 1);
VectorMA (r_refdef.vieworg, 1.0f * eyesep, vright, r_refdef.vieworg);
frustum_skew = -frustum_skew;
srand((int) (cl.time * 1000)); //sync random stuff between eyes
R_RenderScene ();
//restore
glColorMask(1, 1, 1, 1);
VectorMA (r_refdef.vieworg, -0.5f * eyesep, vright, r_refdef.vieworg);
frustum_skew = 0.0f;
}
else
{
R_RenderScene ();
}
//johnfitz
//johnfitz -- modified r_speeds output
time2 = Sys_DoubleTime ();
if (r_speeds.value == 2)
Con_Printf ("%3i ms %4i/%4i wpoly %4i/%4i epoly %3i lmap %4i/%4i sky %1.1f mtex\n",
(int)((time2-time1)*1000),
rs_brushpolys,
rs_brushpasses,
rs_aliaspolys,
rs_aliaspasses,
rs_dynamiclightmaps,
rs_skypolys,
rs_skypasses,
TexMgr_FrameUsage ());
else if (r_speeds.value)
Con_Printf ("%3i ms %4i wpoly %4i epoly %3i lmap\n",
(int)((time2-time1)*1000),
rs_brushpolys,
rs_aliaspolys,
rs_dynamiclightmaps);
//johnfitz
}
void R_RenderView (void)
{
double time1 = 0,
time2;
if (r_norefresh.value)
return;
if (!cl.worldmodel)
Sys_Error ("R_RenderView: NULL worldmodel");
if(r_speeds.value)
{
glFinish ();
time1 = System_DoubleTime();
//johnfitz -- rendering statistics
rs_brushpolys = rs_aliaspolys = rs_skypolys = rs_particles = rs_fogpolys = rs_megatexels =
rs_dynamiclightmaps = rs_aliaspasses = rs_skypasses = rs_brushpasses = 0;
}
R_SetupView (); //johnfitz -- this does everything that should be done once per frame
Video_ClearBuffer();
//johnfitz -- stereo rendering -- full of hacky goodness
if (r_stereo.value)
{
float eyesep = Math_Clamp(-8.0f, r_stereo.value, 8.0f),
fdepth = Math_Clamp(32.0f, r_stereodepth.value, 1024.0f);
Math_AngleVectors(r_refdef.viewangles, vpn, vright, vup);
// Render left eye (red)
glColorMask(true,false,false,true);
Math_VectorMA (r_refdef.vieworg, -0.5f * eyesep, vright, r_refdef.vieworg);
frustum_skew = 0.5f*eyesep*NEARCLIP/fdepth;
srand((int) (cl.time * 1000)); //sync random stuff between eyes
R_RenderScene();
// Render right eye (cyan)
glClear (GL_DEPTH_BUFFER_BIT);
glColorMask(0, 1, 1, 1);
Math_VectorMA (r_refdef.vieworg, 1.0f * eyesep, vright, r_refdef.vieworg);
frustum_skew = -frustum_skew;
srand((int) (cl.time * 1000)); //sync random stuff between eyes
R_RenderScene();
// Restore
glColorMask(true,true,true,true);
Math_VectorMA (r_refdef.vieworg, -0.5f * eyesep, vright, r_refdef.vieworg);
frustum_skew = 0.0f;
}
else
R_RenderScene();
//johnfitz
//johnfitz -- modified r_speeds output
time2 = System_DoubleTime();
if(r_speeds.value == 2)
Con_Printf( "%3i ms %4i/%4i wpoly %4i/%4i epoly %3i lmap %4i/%4i sky %1.1f mtex\n",
(int)((time2-time1)*1000),
rs_brushpolys,
rs_brushpasses,
rs_aliaspolys,
rs_aliaspasses,
rs_dynamiclightmaps,
rs_skypolys,
rs_skypasses,
TexMgr_FrameUsage ());
else if(r_speeds.value)
Con_Printf ("%3i ms %4i wpoly %4i epoly %3i lmap\n",
(int)((time2-time1)*1000),
rs_brushpolys,
rs_aliaspolys,
rs_dynamiclightmaps);
//johnfitz
}
